HTTP Injector Pro MOD APK v6.0.4 (Custom SSH, Shadowsocks, V2Ray & DNS Tunnel Unlocked) [2026]

What Is HTTP Injector Pro?

Public Wi-Fi networks in hotels, airports, and universities frequently impose restrictive firewalls that block standard VPN protocols, game ports, and secure communication channels. Furthermore, mobile telecommunication providers often deploy aggressive Deep Packet Inspection (DPI) appliances to monitor, shape, or throttle cellular data streams. For privacy-conscious users and network researchers, standard commercial VPNs often fail because their server IPs and OpenVPN/WireGuard handshakes are easily detected and blacklisted.

HTTP Injector Pro provides a powerful, modular tunneling environment designed to bypass sophisticated packet inspection engines. Developed by Evozi, HTTP Injector acts as an intelligent intermediary between your device's operating system and remote proxy servers. By injecting custom HTTP request headers, manipulating proxy authentication payloads, and tunneling data through encrypted SSH or TLS sockets, it transforms restricted connections into open, secure data pipes.

Unlike monolithic consumer VPN apps that offer only a simple 'Connect' button, HTTP Injector puts full protocol engineering into your hands. Whether you are tunneling traffic across an obfuscated Shadowsocks node, routing DNS queries through a DNSTT SlowDNS tunnel, or sharing your cellular VPN connection with a desktop computer via local Wi-Fi Hotshare, HTTP Injector Pro is the premier Swiss-Army knife of Android networking.

Key Pro Unlocked Capabilities and Core Features

Upgrading to the Pro Unlocked edition unlocks the full suite of Evozi network diagnostics and sharing tools:

• Custom HTTP Payload Injection: Craft raw HTTP proxy request headers with dynamic replacement tags ([host_port], [crlf], [protocol], [instant_split]) to bypass carrier proxy filters.
• Multi-Protocol Tunnel Engine: Connect via secure SSH2 (OpenSSH / Dropbear), Shadowsocks (with obfs-local support), V2Ray (VMess and VLESS), Trojan, or direct HTTP/SSL proxies.
• Hotshare Non-Root Wi-Fi Tethering: Shares your active VPN connection across your mobile hotspot to laptops, consoles, and smart TVs using an embedded local HTTP proxy forwarder without root.
• Root Tethering via iptables: For rooted users, forwards all tethered hotspot traffic natively at the kernel packet filter level without requiring client-side proxy setup.
• Automated Cellular IP Hunter: Automatically cycles mobile Airplane Mode on and off to capture desirable ISP IP subnets (such as 10.x.x.x or 100.x.x.x) for zero-rated host access.
• Encrypted .ehi Config Exporter: Package and export your connection settings into locked .ehi configuration files, complete with hardware device ID (HWID) locks and expiration dates.
• DNS Forwarding & Anti-Leak Suite: Intercepts all port 53 UDP requests, forwarding them to encrypted upstream DNS resolvers (Google 8.8.8.8, Cloudflare 1.1.1.1) to eliminate ISP tracking.
• Ad-Free High-Throughput Interface: Removes all banner advertisements, promotional dialogs, and video interstitials for a clean, performance-optimized workspace.

The Mechanics of HTTP Payload Injection and SNI Spoofing

To understand how HTTP Injector bypasses corporate and telecommunication firewalls, one must understand how Deep Packet Inspection (DPI) gateways evaluate web traffic. When an application initiates a web connection through a proxy, it generates an HTTP CONNECT request:

CONNECT 198.51.100.25:443 HTTP/1.1
Host: 198.51.100.25:443
Proxy-Connection: Keep-Alive

Carrier firewalls inspect these headers. If the destination IP is not whitelisted, the firewall resets or drops the connection. HTTP Injector allows you to rewrite these request headers using customizable payload formatting:

CONNECT [host_port] [protocol][crlf]Host: zero-rated.carrier.com[crlf]X-Online-Host: zero-rated.carrier.com[crlf]Connection: Keep-Alive[crlf][crlf]

When the carrier's proxy gateway reads the injected Host and X-Online-Host headers matching a whitelisted domain, it permits the initial TCP handshake. Immediately after the handshake clears, HTTP Injector initiates an encrypted SSH or TLS session over that established channel. The carrier firewall only observes encrypted, whitelisted data frames, allowing traffic to flow unimpeded.

Server Name Indication (SNI) Spoofing

Modern internet security relies heavily on Transport Layer Security (TLS 1.3). During a TLS handshake, the client sends a ClientHello message containing the Server Name Indication (SNI) field. HTTP Injector allows users to configure a custom SNI bug host (such as a whitelisted education portal or zero-rated streaming CDN). The firewall reads the whitelisted SNI in the unencrypted ClientHello packet and grants passage to the remote server.

Comprehensive Technical Specifications

Technical Parameter	Specification Details
Application Name	HTTP Injector (SSH/V2R/DNS) Pro
Original Developer	Evozi
Current Release Version	v6.0.4 (Pro Unlocked)
Package Archive Size	34.2 MB
Core Tunnel Protocols	SSH2, Shadowsocks, V2Ray (VMess/VLESS), DNSTT
Operating System Support	Android 5.0 through Android 15
Root Access Requirement	Non-Root (VpnService) / Root Optional (iptables)
Tethering Engines	Hotshare (Local Proxy Forwarder) & Root Tether
Configuration File Format	.ehi (Evozi Encrypted HTTP Injector Configuration)
Antivirus Safety Rating	0/70 Clean (Verified via VirusTotal Analysis)

Hotshare: Non-Root Wi-Fi Tethering Explained

On stock Android firmware, turning on mobile Wi-Fi hotspot while a VPN is connected only shares the raw cellular connection. Android's routing tables isolate the local VpnService interface (tun0) from the hotspot interface (wlan0 / ap0). Consequently, connected devices do not benefit from the encrypted tunnel and consume un-tunneled hotspot data allowances.

HTTP Injector Pro solves this limitation through its proprietary Hotshare architecture without requiring root:

1. You connect HTTP Injector to your remote tunnel on your phone.
2. In HTTP Injector Tools, toggle on 'Hotshare' and choose 'Start Repeater / Hotshare'.
3. HTTP Injector binds a lightweight HTTP/SOCKS proxy server on the local Wi-Fi interface (typically IP 192.168.43.1 on port 44355).
4. On your connected laptop, iPad, or gaming console, open Network Settings > Proxy Configuration > Manual.
5. Enter the proxy IP 192.168.43.1 and port 44355.

All web requests from your connected devices are forwarded locally into HTTP Injector's secure tunnel, bypassing carrier hotspot throttling completely.

Automated Subnet IP Hunter

Telecommunication carriers partition their internal network infrastructure into distinct subnets (CIDR IP ranges). In many regional mobile networks, certain subnets (such as 10.19.x.x or 100.78.x.x) allow direct transparent proxy access, while other subnets block non-standard ports. Manually cycling airplane mode dozens of times to capture the correct subnet is tedious.

The Pro IP Hunter automates this process entirely:

• Open HTTP Injector Tools > IP Hunter.
• Enter your target IP prefix (for example, 10.19; 10.20; 100.7).
• Tap 'Start Search'.
• HTTP Injector continuously requests IP renewal from the cellular tower by cycling network state until your device acquires an IP starting with your target prefix.
• Once matched, the phone emits an audio chime and automatically initiates your configured SSH or V2Ray tunnel.

Step-by-Step Configuration Walkthrough

Follow these practical setup steps to configure a high-speed secure SSH tunnel from scratch:

Step 1: Obtain Free SSH Server Credentials

Create a free SSH account on trusted public tunneling providers (such as FastSSH, SSHOcean, or your own private VPS running Dropbear on Ubuntu). Take note of the server host IP, SSH port (typically 22, 443, or 80), username, and password.

Step 2: Configure Tunnel Type and Payload

Open HTTP Injector. On the main screen, tap 'Tunnel Type'. Select 'Secure Shell (SSH)' and set the connect mode to 'HTTP Proxy' (or 'SSL/TLS' for direct SNI tunneling). In the Payload field, enter your formatted payload or use the built-in Payload Generator:

• URL / Host: Enter your carrier's zero-rated domain (e.g., portal.isp.com).
• Request Method: Choose CONNECT or GET.
• Injection Method: Select Normal or Front Inject.
• Extra Headers: Check Online Host, Keep-Alive, and User-Agent. Tap 'Generate Payload'.

Step 3: Enter Remote Proxy and SSH Settings

Tap the 'Remote Proxy' field and enter your carrier's proxy IP and port (e.g., 10.0.0.172:80) or enter your SSH server host as an SSL proxy. Open the left navigation drawer, tap 'SSH Settings', and enter your SSH Host, Port, Username, and Password.

Step 4: Enable DNS Forwarding and Connect

On the main screen, check 'DNS Forwarding' (Google DNS) to prevent DNS leaks. Tap the prominent 'START' button. Switch to the 'Log' tab to watch the connection sequence:

[10:45:12] Injecting HTTP payload...
[10:45:13] HTTP/1.1 200 Connection Established
[10:45:13] Starting SSH session handshake...
[10:45:14] Password authentication succeeded
[10:45:14] Connected: Connected to secure tunnel!

Feature Comparison: HTTP Injector Pro vs. Competing Clients

Feature Comparison	HTTP Injector Pro	TLS Tunnel	HTTP Custom	v2rayNG
Protocol Versatility	SSH, V2Ray, Shadowsocks, DNS	TLS / SSH Only	SSH / SlowDNS	V2Ray / VMess Only
Non-Root Hotspot Tether	Full (Hotshare Proxy Built-in)	Not Supported	Supported	Requires 3rd Party Proxy
Automated Subnet IP Hunter	Included (Airplane Cycling)	No	No	No
Configuration File Security	Encrypted .ehi (HWID / Expiry)	.tls Config	.hc Config	Base64 Share URIs Only
DNS Tunneling (DNSTT)	Built-in SlowDNS Engine	DNS Mode Supported	SlowDNS Plugin	No
Ad-Free Clean Experience	100% Ad-Free in Pro	Heavy Video Ads	Ad Supported	Open Source Clean

Troubleshooting Common Tunnel Errors

If your tunnel fails to connect or disconnects unexpectedly, review these standard diagnostic solutions:

Issue 1: 'Connection Refused' or 'Premature Connection Close'

This message occurs when the remote host rejects the initial socket connection. Ensure the remote SSH port is open and unblocked. If using port 22 on cellular data, try switching to port 443, 80, or 8080, which are rarely blocked by telecom operators.

Issue 2: 'Host Not Found' or DNS Resolution Failure

If HTTP Injector fails to resolve your SSH host, your cellular carrier's default DNS server is hijacking or failing queries. In HTTP Injector Settings, enable 'DNS Forwarding' and select Google DNS (8.8.8.8) or Cloudflare DNS (1.1.1.1) to force resolution through public recursive resolvers.

Issue 3: Tunnel Connects but No Internet Data Flows

If the log shows 'Connected' but web pages refuse to load, your remote SSH server may lack an active SOCKS forwarder, or your payload is not receiving return traffic. Check that your SSH account has dynamic port forwarding enabled, or switch tunnel mode from standard HTTP Proxy to direct SSL/TLS SNI mode.

V2Ray VMess and VLESS Protocol Architecture

While standard SSH tunnels provide robust encryption, their predictable byte stream signatures can be recognized by advanced stateful firewalls. To defeat active probing, HTTP Injector Pro integrates complete support for Project V protocols, including VMess and VLESS.

The V2Ray core in HTTP Injector encapsulates raw TCP packets inside standard WebSocket or gRPC connections wrapped in TLS 1.3 encryption. By pairing a VMess tunnel with Cloudflare CDN fronting (routing through ports 80 or 443), your encrypted VPN stream appears identical to legitimate HTTPS web browsing. The firewall can only inspect the outer TLS layer, which points to a reputable CDN edge server, rendering packet inspection filters completely blind to your underlying proxy traffic.

DNSTT (DNS Tunneling) for Firewalled and Captive Networks

When connecting to locked airport Wi-Fi, hotel captive portals, or mobile networks with zero account balance, conventional TCP and UDP ports (such as ports 80, 443, and 22) are ruthlessly blocked. However, almost all network gateways leave UDP Port 53 open to allow essential Domain Name System (DNS) address resolution.

HTTP Injector Pro incorporates a native DNS Tunnel (DNSTT / SlowDNS) client. This protocol breaks encrypted data packets into small Base32-encoded chunks and embeds them as subdomains in standard DNS query queries (such as a1b2c3d4.t.yourdomain.com). The gateway forwards the DNS query to public root nameservers, which recursively route the request to your authoritative nameserver. Your server reconstructs the raw IP packets and returns downstream data within DNS TXT response records. While throughput is constrained by DNS packet sizes (typically 1 to 3 Mbps), DNSTT guarantees emergency connectivity when every other protocol is blocked.

Shadowsocks and Obfs-Local Plugin Integration

For gamers and low-latency streaming users, Shadowsocks offers a lightweight alternative to heavy VPN encapsulation. HTTP Injector includes native support for modern AEAD ciphers, including chacha20-ietf-poly1305 and aes-256-gcm.

To prevent active probing attacks where automated firewalls replay intercepted packets to discover proxy servers, HTTP Injector supports the obfs-local plugin. It shapes Shadowsocks handshake packets to mimic standard HTTP GET requests or unencrypted TLS ClientHello messages, disguising your proxy traffic as routine web browsing.

TCP Keep-Alive and Battery Tuning on Android 14 and 15

Maintaining persistent low-latency SSH or V2Ray connections requires careful background process management. Mobile operating systems like Android 14 and 15 aggressively terminate idle background services and close socket connections when the device screen turns off.

To maintain an uninterrupted tunnel without excessive battery drain, configure the following settings in HTTP Injector Pro:

• SSH Keep-Alive Intervals: Set keep-alive pings to 45 seconds. This transmits tiny 1-byte keep-alive frames that prevent cellular towers from dropping your TCP state while keeping CPU wake time to a fraction of a millisecond.
• Battery Saver Exclusion: Whitelist HTTP Injector under Android Settings > Apps > Battery > Unrestricted. This prevents the OS Doze daemon from cutting network access to the VpnService socket while your phone rests in your pocket.
• Persistent Notification Service: Keep the foreground status notification active. Modern Android versions prioritize applications that display user-facing foreground notifications, preventing the Low Memory Killer (LMK) from reclaiming RAM during intense multitasking.

Conclusion and Final Verdict

HTTP Injector Pro MOD APK remains the ultimate Android tunneling and proxy management platform. By combining versatile multi-protocol support (SSH, Shadowsocks, V2Ray, and DNSTT) with advanced packet manipulation tools like Hotshare tethering, automated IP Hunter, and encrypted .ehi configuration export, it empowers users to take full control over their mobile network privacy. For network technicians, privacy advocates, and mobile enthusiasts seeking unrestricted internet freedom, HTTP Injector Pro is an indispensable Android utility.